Boot



FIG. 1 is a side elevational view of a boot showing my new design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a top view of FIG. 1; and

FIG. 4 is bottom plan view of FIG. 1.

FIG. 5 is a side elevational view showing the opposite side of FIG. 1. 

The ornamental design for a boot, as shown and described. 